Landorus-Therian @ Choice Band  
Ability: Aerilate  
EVs: 252 Atk / 4 SpD / 252 Spe  
Adamant Nature  
- Knock Off  
- U-turn  
- Return  
- Earthquake
  
Tapu Fini @ Leftovers  
Ability: Regenerator  
EVs: 252 HP / 200 Def / 56 Spe  
Bold Nature  
- Knock Off  
- Moonblast  
- Defog  
- Scald  

Magearna @ Choice Specs  
Ability: Adaptability  
EVs: 252 SpA / 4 SpD / 252 Spe  
Modest Nature  
IVs: 0 Atk  
- Volt Switch  
- Fleur Cannon  
- Flash Cannon  
- Focus Blast  

Buzzwole @ Leftovers  
Ability: Flash Fire  
EVs: 252 HP / 240 Def / 16 Spe  
Bold Nature  
- Bulk Up  
- Ice Punch  
- Drain Punch  
- Roost  

Nihilego @ Black Sludge  
Ability: Regenerator  
EVs: 252 HP / 56 Def / 200 SpD  
Calm Nature  
- Power Gem  
- Knock Off  
- Acid Spray  
- Stealth Rock  

Mew @ Groundium Z  
Ability: Magic Bounce  
EVs: 252 HP / 248 Def / 8 Spe  
Impish Nature  
- Whirlpool  
- Taunt  
- Earthquake  
- Soft-Boiled